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Simplifying 3x2 + 42X + 150 = 0 Reorder the terms: 150 + 42X + 3x2 = 0 Solving 150 + 42X + 3x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-150' to each side of the equation. 150 + 42X + -150 + 3x2 = 0 + -150 Reorder the terms: 150 + -150 + 42X + 3x2 = 0 + -150 Combine like terms: 150 + -150 = 0 0 + 42X + 3x2 = 0 + -150 42X + 3x2 = 0 + -150 Combine like terms: 0 + -150 = -150 42X + 3x2 = -150 Add '-3x2' to each side of the equation. 42X + 3x2 + -3x2 = -150 + -3x2 Combine like terms: 3x2 + -3x2 = 0 42X + 0 = -150 + -3x2 42X = -150 + -3x2 Divide each side by '42'. X = -3.571428571 + -0.07142857143x2 Simplifying X = -3.571428571 + -0.07142857143x2
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